Home / 7,335.12-11,019.96-5,975.76

Finding the Fourth Proportional to 7,335.12, 11,019.96 and 5,975.76

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Solution

The fourth proportional to 7,335.12, 11,019.96 and 5,975.76 is: 8,977.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.12 : 11,019.96 = 5,975.76 : x
  2. Step 2: Convert to fraction form
    7,335.12/11,019.96 = 5,975.76/x
  3. Step 3: Cross multiply
    7,335.12x = 11,019.96 × 5,975.76
  4. Step 4: Simplify right side
    7,335.12x = 65,852,636.17
  5. Step 5: Solve for x
    x = 65,852,636.17/7,335.12
  6. Step 6: Final answer
    x = 8,977.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.